---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13042 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 663 8649 4 6676 14983 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:11:d7:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84677sec preferred_lft 84677sec inet6 fe80::f816:3eff:fe11:d7de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:aa:07:7e:54:18 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13042) 12/12/25 _x86_64_ (4 CPU) 08:39:45 LINUX RESTART (4 CPU) 08:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:00 92.37 12.30 63.16 16.91 2083.92 10768.01 265489.40 09:00:00 27.77 0.01 24.90 2.85 0.20 2296.05 27986.68 Average: 60.07 6.16 44.03 9.88 1042.04 6531.96 146736.06 08:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:00 9602932 13260812 2696628 16.47 134260 3658668 2911964 16.71 843228 5552984 24928 09:00:00 8618548 12672276 3281708 20.04 154152 4001308 3447036 19.79 950832 6392072 20248 Average: 9110740 12966544 2989168 18.26 144206 3829988 3179500 18.25 897030 5972528 22588 08:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:00 lo 1459.19 1459.19 1384.17 1384.17 0.00 0.00 0.00 0.00 08:50:00 ens3 169.05 123.12 1383.27 22.24 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 1199.05 1199.05 1141.78 1141.78 0.00 0.00 0.00 0.00 09:00:00 ens3 21.14 18.84 21.40 6.29 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1329.11 1329.11 1262.97 1262.97 0.00 0.00 0.00 0.00 Average: ens3 95.09 70.98 702.32 14.26 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13042) 12/12/25 _x86_64_ (4 CPU) 08:39:45 LINUX RESTART (4 CPU) 08:40:00 CPU %user %nice %system %iowait %steal %idle 08:50:00 all 62.16 0.00 2.82 0.86 0.10 34.07 08:50:00 0 63.84 0.00 3.14 0.76 0.10 32.16 08:50:00 1 61.15 0.00 2.53 0.89 0.10 35.33 08:50:00 2 61.23 0.00 2.75 1.26 0.10 34.66 08:50:00 3 62.40 0.00 2.85 0.52 0.09 34.13 09:00:00 all 64.30 0.00 2.33 0.07 0.08 33.22 09:00:00 0 64.57 0.00 2.24 0.10 0.08 33.01 09:00:00 1 62.90 0.00 2.12 0.04 0.08 34.87 09:00:00 2 65.87 0.00 2.42 0.06 0.08 31.57 09:00:00 3 63.84 0.00 2.56 0.09 0.08 33.42 Average: all 63.23 0.00 2.57 0.47 0.09 33.64 Average: 0 64.21 0.00 2.69 0.43 0.09 32.58 Average: 1 62.03 0.00 2.32 0.46 0.09 35.10 Average: 2 63.55 0.00 2.59 0.66 0.09 33.12 Average: 3 63.12 0.00 2.70 0.31 0.09 33.78